Finding the Fourth Proportional to 103,125,294.24, 142,278,040.80 and 58,466,475.42
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Solution
The fourth proportional to 103,125,294.24, 142,278,040.80 and 58,466,475.42 is: 80,663,969.36
Step by Step Solution
- Step 1: Write the proportion equation
103,125,294.24 : 142,278,040.80 = 58,466,475.42 : x - Step 2: Convert to fraction form
103,125,294.24/142,278,040.80 = 58,466,475.42/x - Step 3: Cross multiply
103,125,294.24x = 142,278,040.80 × 58,466,475.42 - Step 4: Simplify right side
103,125,294.24x = 8,318,495,575,238,958 - Step 5: Solve for x
x = 8,318,495,575,238,958/103,125,294.24 - Step 6: Final answer
x = 80,663,969.36
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.